CN213512006U - Guiding type oil delivery mechanism of automobile transmission - Google Patents
Guiding type oil delivery mechanism of automobile transmission Download PDFInfo
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- CN213512006U CN213512006U CN202021909324.4U CN202021909324U CN213512006U CN 213512006 U CN213512006 U CN 213512006U CN 202021909324 U CN202021909324 U CN 202021909324U CN 213512006 U CN213512006 U CN 213512006U
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Abstract
A guided oil delivery mechanism of an automobile transmission, comprising: set up in the oil transportation mechanism and the oil guide nozzle of the oblique top of main reduction driven gear, oil transportation mechanism includes: drainage mouth, drainage portion, mass flow portion, reposition of redundant personnel portion and water conservancy diversion portion of body coupling, wherein: drainage mouth, drainage portion, mass flow portion connect gradually, and reposition of redundant personnel portion and the relative setting of water conservancy diversion portion all link to each other with the mass flow portion, and the reposition of redundant personnel portion distributes gear surface with lubricating oil, and the oil cavity that goes up of water conservancy diversion portion and derailleur casing links to each other and carries lubricating oil to shafting inside through the oil circuit. The device adopts the guide, collection, guide and shunt integrated oil delivery mechanism, lubricating oil with a certain speed is guided and is actively lubricated in a transmission lubricating blind area and a shafting inner hole under the action of kinetic energy and potential energy, and the device has the advantages of high flow speed, high integration level and simple structure.
Description
Technical Field
The utility model relates to a technique in the lubricated field of automotive transmission specifically is an automotive transmission guide type oil transportation mechanism.
Background
With the continuous development of the automobile industry, the dynamic property and the economical efficiency of vehicles are more and more concerned, the torque and the power of an engine are increased, and the trend of increasing gears of a transmission is obvious, so that the volume and the length of the transmission are continuously increased. Also, new challenges are presented to lubrication and heat dissipation within the transmission assembly. During high-speed operation, parts of the transmission assembly generate friction, a large amount of heat is locally accumulated, and the function, the performance and the service life of the transmission are influenced. Therefore, a good lubrication system inside the transmission plays an important role in the performance of the transmission. The oil collecting plate and the oil guide piece for splash lubrication are adopted in the existing transmission oil conveying mechanism, splashed lubricating oil is collected by means of rotary stirring of a gear pair, the oil amount is limited by the rotating speed of the gear pair and the position of a working gear pair, a poor lubrication area exists, and for parts with lower rotating linear speed of gears and bearings distributed far away from the end of a differential, a passive splash lubrication mode cannot provide stable and sufficient lubricating oil, and the risk of influencing the working performance of the transmission exists.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is not enough to the above-mentioned that prior art exists, provides an automotive transmission guide oil transportation mechanism, adopts the oil transportation mechanism of injection moulding integral type, has drainage, mass flow, water conservancy diversion and reposition of redundant personnel structure, distributes lubricating oil to derailleur shafting subassembly axial hole and tradition lubricated blind area that splashes, realizes that the derailleur initiatively lubricates parts such as bearing, support bearing and the pinion flank of tooth, improves the lubricated effect of derailleur.
The utility model discloses a realize through following technical scheme:
the utility model relates to an automotive transmission guide formula oil transportation mechanism, include: and the lubricating oil flows to the oil guide nozzle through the oil conveying mechanism and then is introduced into the shafting assembly to realize lubrication.
The oil delivery mechanism specifically passes through erection column and derailleur casing and bearing assembly fixed connection, this oil delivery mechanism includes: drainage mouth, drainage portion, mass flow portion, reposition of redundant personnel portion and water conservancy diversion portion of body coupling, wherein: drainage mouth, drainage portion, mass flow portion connect gradually, and reposition of redundant personnel portion and the relative setting of water conservancy diversion portion all link to each other with the mass flow portion, and the reposition of redundant personnel portion distributes gear surface with lubricating oil, and the oil cavity that goes up of water conservancy diversion portion and derailleur casing links to each other and carries lubricating oil to shafting inside through the oil circuit.
The drainage port is splayed.
The drainage part is an arc-shaped cavity.
The cross section of the flow guide part is V-shaped.
The guide nozzle is specifically arranged on a plane below a bearing seat cavity of the transmission shell.
Technical effects
Compared with the prior art, the utility model discloses a draw, collect, lead, reposition of redundant personnel integral type oil transportation mechanism will have the lubricating oil of certain speed, through the guide and through its kinetic energy and potential energy effect, realize that the lubricated blind area of derailleur and shafting hole initiative are lubricated, have that the velocity of flow is fast, the integrated level is high, simple structure, with low costs, the installation is convenient to and the advantage that production efficiency is high.
Drawings
FIG. 1 is an exploded view of the present embodiment as applied to a transmission;
FIG. 2 is a schematic view of an oil delivery mechanism;
in the figure: a is a schematic diagram of one side of the oil transportation mechanism; b is a schematic diagram of the other side of the oil transportation mechanism;
FIG. 3 is a schematic structural view of an internal lubrication passage of the front housing of the transmission according to the present embodiment;
FIG. 4 is a cross-sectional view of a delivery nozzle of the transmission of the present embodiment;
FIG. 5 is a partial cross-sectional view of the inner bore of the shafting assembly of the transmission of the present embodiment;
FIG. 6 is a schematic view of the oil guiding direction of the embodiment;
in the figure: arrows represent the direction of lubricant flow; the oil delivery mechanism comprises an oil delivery mechanism 1, an oil guide nozzle 2, a shell 3, a main speed reduction driven gear 4, a bearing assembly 5, an inner hole 6, a drainage port 101, a drainage part 102, a flow collection part 103, a flow division part 104, a flow guide part 105, an oil collecting tank 106, a mounting column 107, a guide pipe part 201, an oil guide tank part 202, a cavity part 203, an oil cavity 301, a bearing cavity 302, a split ring 303 and a mounting hole 304.
Detailed Description
As shown in fig. 1, the present embodiment includes: the transmission housing 3, the end that main reduction driven gear 4, defeated oil mechanism 1, the lubricated oil circuit of integrated form stretched into derailleur shafting subassembly lead glib talker 2 and bearing assembly, wherein: the oil delivery mechanism 1 is arranged obliquely above the main speed reduction driven gear 4 and is fixedly connected with the shell 3 and the bearing assembly 5 through the mounting column 107, the oil guide nozzle 2 is arranged on the lower plane of the bearing seat cavity of the shell 3, and lubricating oil flows to the oil guide nozzle 2 through the oil delivery mechanism 1 and then is introduced into the axial inner hole 6 of the shafting assembly, so that the purpose of lubrication is achieved.
As shown in fig. 2, the oil transfer mechanism 2 includes: drainage mouth 101, drainage portion 102, collecting portion 103, reposition of redundant personnel portion 104, water conservancy diversion portion 105 and the oil collection groove 106 of integrative connection, wherein: the oil collecting groove 106, the drainage port 101, the drainage portion 102 and the collecting portion 103 are sequentially connected, the flow dividing portion 104 and the flow guiding portion 105 are oppositely arranged and are connected with the collecting portion 103, the flow guiding portion 105 side is connected with a mounting hole 304 of the transmission shell 3 through a mounting column 107, and the oil collecting groove 106 is connected with the bearing assembly 5 through the mounting column 107.
The drainage opening 101 is splayed.
The drainage part 102 is an arc-shaped cavity, and the structure of the drainage part is matched with the transmission shell 3 and the main speed reduction driven gear 4.
The matching specifically comprises the following steps: lubricating oil in the tangential direction of the main speed reduction driven gear 4 can enter the drainage part 102 under the guidance of the drainage port 101 at a certain speed so as to ensure that the lubricating oil keeps large kinetic energy; the drain 102 is fixedly connected to the transmission housing 3 and does not interfere with other parts.
The cross section of the flow guide part 105 is V-shaped.
As shown in fig. 4, the oil delivery nozzle 2 includes: a guide pipe portion 201, a guide oil groove portion 202, and a cavity portion 203.
This embodiment works by: when the main reduction driven gear 4 rotates, a large amount of lubricating oil with kinetic energy enters the drainage part 102 through the splayed drainage port 101 and is conveyed to the upper part of a transmission shafting, and the lubricating oil reaches the collecting part 103 under the action of the kinetic energy and the potential energy; the transmission lubricating oil is conveyed to a splash lubrication blind area under the action of the flow dividing part 104; as shown in fig. 3, the V-shaped section of the flow guiding part 105 is connected with an upper oil cavity 301 of the transmission housing 3, a split ring 303 of a bearing cavity 302 of the housing 3 is positioned in the bearing cavity 302 of the housing 3, lubricating oil forms an oil storage cavity in the bearing cavity 302, and under the action of an oil delivery part of the raised oil guiding nozzle 2, sufficient lubricating oil is delivered to the axial center, and the path is shown in fig. 5; when the shafting rotates, under the action of centrifugal force, lubricating oil passes through a plurality of oil penetrating holes on the shaft, and active lubrication is realized on the inner sides of the needle roller bearing and the gear. As shown in fig. 6, the arrow direction in the figure represents the oil guiding direction of the transmission lubricating oil, in the rotation process of the main speed reduction driven gear, a large amount of transmission lubricating oil is continuously conveyed to the guiding type oil conveying mechanism along the rotation tangential direction, under the action of the oil guiding part arranged on the shell, the lubricating oil is guided into the shell cavity provided with the oil guiding nozzle, under the action of the oil guiding nozzle extending into the shaft central hole, a large amount of transmission lubricating oil is continuously guided into the shaft central hole, and the internal structure and the lubricating blind area of the transmission are fully lubricated.
In the case that the internal space of the transmission allows, the oil delivery mechanism can realize the mutual combination of multiple characteristics, so that the transmission can be lubricated in all directions.
This device can guide a large amount of lubricating oil that the driven tooth of main reduction splashes effectively through oil delivery mechanism 1 to distribute gear surface and shafting hole, make lubricating oil effectively get into the shafting inside, compromise the inboard lubrication with needle bearing of gear, realize the initiative lubrication of derailleur, solve and distribute the lubricated bad scheduling problem in the gear far away from the differential end and the inside lubricated blind area of gear, improve the lubricated effect of derailleur assembly.
The foregoing embodiments may be modified in various ways by those skilled in the art without departing from the spirit and scope of the present invention, which is not limited by the above embodiments but is to be accorded the full scope defined by the appended claims, and all such modifications and variations are within the scope of the invention.
Claims (9)
1. A guided oil delivery mechanism of an automobile transmission is characterized by comprising: set up in the oil transportation mechanism and the oil guide nozzle of the oblique top of main reduction driven gear, oil transportation mechanism includes: drainage mouth, drainage portion, mass flow portion, reposition of redundant personnel portion and water conservancy diversion portion of body coupling, wherein: drainage mouth, drainage portion, mass flow portion connect gradually, and reposition of redundant personnel portion and the relative setting of water conservancy diversion portion all link to each other with the mass flow portion, and the reposition of redundant personnel portion distributes gear surface with lubricating oil, and the oil cavity that goes up of water conservancy diversion portion and derailleur casing links to each other and carries lubricating oil to shafting inside through the oil circuit.
2. The guided vehicle transmission oil delivery mechanism as in claim 1, wherein said oil delivery mechanism is fixedly attached to the transmission housing and the bearing assembly by means of mounting posts.
3. The guided fueling mechanism of claim 1 wherein the vent is splayed.
4. The guided fuel delivery system of claim 1 wherein the flow-directing member is an arcuate cavity.
5. The guided fuel delivery system of claim 1 wherein the deflector portion is V-shaped in cross-section.
6. The guided fueling mechanism of claim 1 wherein the fueling nozzle is disposed in a lower plane of the bearing housing cavity of the transmission housing.
7. The guided vehicle transmission of claim 4, wherein the scoop section is configured to mate with the transmission housing and the final drive gear.
8. The guided vehicle transmission feed mechanism of claim 7, wherein the flow guide is fixedly connected to the transmission housing and does not interfere with other components.
9. The guided fueling mechanism of claim 1 wherein the fueling nozzle comprises: a guide pipe portion, an oil guide groove portion, and a cavity portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021909324.4U CN213512006U (en) | 2020-09-04 | 2020-09-04 | Guiding type oil delivery mechanism of automobile transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021909324.4U CN213512006U (en) | 2020-09-04 | 2020-09-04 | Guiding type oil delivery mechanism of automobile transmission |
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| Publication Number | Publication Date |
|---|---|
| CN213512006U true CN213512006U (en) | 2021-06-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021909324.4U Active CN213512006U (en) | 2020-09-04 | 2020-09-04 | Guiding type oil delivery mechanism of automobile transmission |
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| CN (1) | CN213512006U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932003A (en) * | 2021-10-16 | 2022-01-14 | 安徽江淮汽车集团股份有限公司 | Oil duct structure of electric automobile speed reducer |
-
2020
- 2020-09-04 CN CN202021909324.4U patent/CN213512006U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932003A (en) * | 2021-10-16 | 2022-01-14 | 安徽江淮汽车集团股份有限公司 | Oil duct structure of electric automobile speed reducer |
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